Science

Saturday, 17 January 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Moon
The Moon has a residual atmosphere whose pressure is 3×10-15 bar.
Its entire atmosphere weighs only 10 tons.
Amber
It is a fossilized resin from ancient trees, often prized for its natural beauty and historical significance.
The oldest amber is approximately 320 million years old, making it a valuable window into prehistori ...
Large Magellanic Cloud
It contains approximately 60 globular clusters, 700 open clusters, and 400 planetary nebulae.
Graphene
The Koreans are currently the most advanced in the industrial production of graphene.
Graphene can be used to produce new types of screens (touch or liquid crystal), solar panels, and co ...
Brain
The average weight of a brain ranges from about 1,225 to 1,375 grams.
Men's brains are heavier than women's brains, but the weight does not affect the brain’s performance. An infant's brain weighs only 350 grams.
Cosmos
The Solar System is located in the Milky Way.
Our galaxy ranks rather average, its diameter is 100 to 120 thousand light years. Perhaps a unique f ...
Liver
It is present in all vertebrates.
Amber
Amber comes in various shapes and a wide range of shades.
Shapes resemble raindrops, rods, or lenses, and vary in shades of yellow, red, orange, brown, and even white opaque. Approximately 300 colors have been cataloged up to this day.
lava
Magma can also solidify deep within the Earth's crust.
It then forms intrusions, bodies of rock that have penetrated between older rock formations. In the ...
Silver
It is a silvery-white metal.
Its color misled gold seekers who, finding a gold nugget combined with a silvery metal, were mistake ...